The mean number of people per day visiting a museum in July was 140. If 20 more people each day visited the museum in August, what was the mean number of people per day visiting in August? A. 640
B. 160
C. 620
D. 140

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.

What does independent variable and dependent variable mean in math?